204870246884 has 12 divisors (see below), whose sum is σ = 358541006208. Its totient is φ = 102429959400.

The previous prime is 204870246853. The next prime is 204870246913. The reversal of 204870246884 is 488642078402.

It is a super-2 number, since 2×204870246884² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201052 + ... + 1360979.

It is an arithmetic number, because the mean of its divisors is an integer number (29878417184).

Almost surely, 2^204870246884 is an apocalyptic number.

It is an amenable number.

204870246884 is a deficient number, since it is larger than the sum of its proper divisors (153670759324).

204870246884 is a wasteful number, since it uses less digits than its factorization.

204870246884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2582026 (or 2582024 counting only the distinct ones).

The product of its (nonzero) digits is 5505024, while the sum is 53.

The spelling of 204870246884 in words is "two hundred four billion, eight hundred seventy million, two hundred forty-six thousand, eight hundred eighty-four".